'Short grb' presentation slideshows

Swift Observations of GRBs

Swift Observations of GRBs. David Burrows The Pennsylvania State University. 20 November 2004. GRBs and Swift. UVOT. BAT. BAT. XRT. UVOT. XRT. Spacecraft. Swift Instruments. Burst Alert Telescope (BAT) 15-150 keV 2 sr field of view CdZnTe detectors

712 views • 50 slides

Bulk Comptonization GRB Model and its Relation to the Fermi GRB Spectra

A. Mastichiadis, DK 2009 DK, A. Mastichiadis, M. Georaganopoulos 2007 A. Mastichiadis, DK 2006 DK, M. Georganopoulos, A. Mastichiadis 2002. Bulk Comptonization GRB Model and its Relation to the Fermi GRB Spectra. Major GRB Facts/Issues.

473 views • 33 slides

Bulk Comptonization GRB Model and its Relation to the Fermi GRB Spectra

A. Mastichiadis, DK 2009 DK, A. Mastichiadis, M. Georaganopoulos 2007 A. Mastichiadis, DK 2006 DK, M. Georganopoulos, A. Mastichiadis 2002. Bulk Comptonization GRB Model and its Relation to the Fermi GRB Spectra. Major GRB Facts/Issues.

334 views • 33 slides

Bulk Comptonization GRB Model and its Relation to the Fermi GRB Spectra Demosthenes Kazanas

References: DK, M. Georganopoulos , A. Mastichiadis 2002 A. Mastichiadis , DK 2006 DK, A. Mastichiadis , M. Georaganopoulos 2007 A. Mastichiadis , DK 2009. Bulk Comptonization GRB Model and its Relation to the Fermi GRB Spectra Demosthenes Kazanas NASA/GSFC Apostolos Mastichiadis

373 views • 31 slides

GRB ??????? ????????

GRB ??????? ????????. ?????????. GRB 080916C. 8keV-260keV. 260keV-5MeV. Long GRB Delay. z=4.35 E iso =8.8x10 54 erg. >100MeV. >1GeV. Abdo+ 2009. 13GeV. 3GeV. Short GRB 090510. Abdo+ 2009. Short GRB Precursor Delay. 8keV-260keV. 260keV-5MeV. z=0.903 E iso =10 53 erg.

492 views • 27 slides

Gamma-Ray Bursts: Electromagnetic Signal & Gravitational Wave emission

409 views • 25 slides

Gamma-Ray Bursts

Gamma-Ray Bursts. as a prototype of multi-messenger/time-domain astronomy, and the lessons we learned from unexpected discovery Nobuyuki Kawai (Tokyo Tech). outline. short GRB from the local universe? magnetar flare, and lack of GW detection Lessons learned in GRB study

384 views • 25 slides

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????????. ????? ( ???? ). GRB ?????? GRB ????????? ?????? (First Star) ????. 2010/12/04 ????????????. ?????????????. GRB ??????. A. B 1. Sakamoto et al. (2008). C. A. B 2. B 2. C. B 1. Yamazaki, Ioka , Nakamura (2002 ? ). ? ?????????????? GRB, XRF ?????

448 views • 24 slides

Variability of cosmic Gamma-Ray Burst (II)

Variability of cosmic Gamma-Ray Burst (II). Pozanenko*, V. Loznikov* , R. Preece # *Space Research Institute (IKI) # Dept. of Physics, Univ. of Alabama in Huntsville. Aperiodic variability (I) Coherent variability (II). Short duration GRB connection with SGR?.

379 views • 23 slides

Gamma Ray Bursts and LIGO Emelie Harstad University of Oregon HEP Group Meeting Aug 6, 2007

Gamma Ray Bursts and LIGO Emelie Harstad University of Oregon HEP Group Meeting Aug 6, 2007. Outline. What are GRBs? GRB detection, types, and light curves GRB progenitors LIGO's interest in GRBs GWs from GRBs Targeted search using GRBs Etc. What are GRBs?.

202 views • 10 slides

Different spectral correlation between short and long GRBs with Suzaku

Masnori Ohno (ISAS/JAXA). Different spectral correlation between short and long GRBs with Suzaku. Long/Short GRBs are different ?. There are two GRB classes, Long/Short GRBs in T90 distribution Different origin ? Hardness ratio; short/hard, long/soft (Kouvelioutou et al. 1993)

235 views • 10 slides

Recent GRB Results from Swift

John Cannizzo/UMBC/Goddard LSC Meeting, Hanford, WA August 16, 2005 LIGO-G050431-00-Z. Recent GRB Results from Swift. GRBs Trace Comoving Volume. dV/dz = 4?D 2 (z) dD(z)/dz. 36 pre-Swift: <z>=1.4, ?(z)=1.0 7 Swift + 2 other: <z>=2.3, ?(z)=1.3. GRB Rate:.

212 views • 9 slides